1770+ Boy Names Ending in O

From the root that gives us "benign," Benigno is not as accessible in English-speaking cultures as such names as Bruno and Benicio. Filipino Senator Benigno Aquino, Jr., went by his nickname Ninoy. 

Leonato is one of the main characters in Shakespeare's Much Ado About Nothing -- the noble governor of Messina on whose property most of the play takes place. His daughter Hero and niece Beatrice are the two main female romantic leads in the play. His character is ambiguous; he starts out friendly and amiable, but he reacts very harshly to rumors that his daughter has lost her "honor" before marriage. Still, this could be an unusual and striking way to get to the extremely popular Leo.

The name of one of the greatest Western philosophers is often used as a first name in its land of origin, Greece, and would make a really interesting, thought-provoking choice here. It is remembered here as the nickname of the memorable character played by Sal Mineo in the classic film "Rebel Without a Cause."

Used in the Hispanic community.

This unisex Japanese name feels approachable in the English-speaking world as well, following in the footsteps of trending Japanese names like Kenji and Kenzo.

Ancient Italian form of Vincent, used by Shakespeare in both The Taming of the Shrew and Measure for Measure.

A traditional name in southern Nigeria.